defence exam Agniveer Vayu Group X & XY Mock Test 01/2026 Physics Dual Nature: Photon and Matter Waves The Photoelectric Effect
When photons of energy hv fall on a photosensitive metal surface of work function hv0, then
1
Kinetic energy of all the electrons emitted is hv-hv0
2
Kinetic energy of the fastest emitted electron is hv-hv0
3
Kinetic energy of all the electrons emitted is hv
4
Kinetic energy of all the electrons emitted is hv0